P89V52X2
description
The P89V52X2 is an 80C51 microcontroller with 8 k B flash, 256 B of data RAM, and 192 B of data EEPROM. This device is designed to be a drop in and software patible replacement for the P87C52, P87C52X2, P89C52, and P89C52X2 devices.
2. Features
2.1 Principal features
0 MHz to 40 MHz operating frequency in 12× mode, 20 MHz in 6× mode 8 k B of on-chip flash user code memory 256 B of RAM Enhanced UART Three 16-bit timers/counters Four 8-bit I/O ports Supports 12-clock (default) or 6-clock mode selection via software or In-Circuit Programming (ICP) I DIP40, PLCC44, and LQFP44 packages I Six interrupt sources with four priority levels I Second DPTR register I I I I I I I
2.2 Additional features
I I I I I I I Very low power Low EMI mode (ALE inhibit) Power-down mode with external interrupt wake-up Idle mode Extended temperature range Three security bits Programmable clock-out pin
..
NXP Semiconductors
80C51 with 256 B RAM, 192 B data EEPROM
3. Ordering information
Tabl...
